Keratoacanthoma. Light micrograph of a section through a keratoacanthoma nodule. The cause of these lesions is unknown but they have many features of a viral condition. A localised proliferation of squamous cells (light pink) have produced the nodule,with a central crater containing a mass of keratin (dark pink). The peripheral epidermis is normal and the dermis shows a chronic,heavy infiltration of inflammatory cells | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Biophoto Associates |
Bildgröße: | 5079 px × 3522 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
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